Base | Representation |
---|---|
bin | 10110100110000011… |
… | …11001011001011101 |
3 | 1011022101112102000021 |
4 | 23103001321121131 |
5 | 144320342040123 |
6 | 5323405032141 |
7 | 606413622562 |
oct | 132301713135 |
9 | 34271472007 |
10 | 12130424413 |
11 | 5165343448 |
12 | 2426555651 |
13 | 11b419b533 |
14 | 83108c869 |
15 | 4aee34c5d |
hex | 2d307965d |
12130424413 has 8 divisors (see below), whose sum is σ = 12562078680. Its totient is φ = 11699661120.
The previous prime is 12130424407. The next prime is 12130424417. The reversal of 12130424413 is 31442403121.
It can be written as a sum of positive squares in 4 ways, for example, as 6384329604 + 5746094809 = 79902^2 + 75803^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12130424413 - 217 = 12130293341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12130424417) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194970 + ... + 249547.
It is an arithmetic number, because the mean of its divisors is an integer number (1570259835).
Almost surely, 212130424413 is an apocalyptic number.
It is an amenable number.
12130424413 is a deficient number, since it is larger than the sum of its proper divisors (431654267).
12130424413 is an equidigital number, since it uses as much as digits as its factorization.
12130424413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445487.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 12130424413 its reverse (31442403121), we get a palindrome (43572827534).
The spelling of 12130424413 in words is "twelve billion, one hundred thirty million, four hundred twenty-four thousand, four hundred thirteen".
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